Product comparison · 2 tablets

Acer Iconia W4-821-Z3742G03aii vs Haier PAD E700

40specifications compared
26differ
14identical
75known for one product only

Key differences

Display diagonal
- Iconia W4-821-Z3742G03aii:20.3 cm (8")
- PAD E700:17.8 cm (7")
Display resolution
- Iconia W4-821-Z3742G03aii:1280 x 800 pixels
- PAD E700:1024 x 600 pixels
Native aspect ratio
- Iconia W4-821-Z3742G03aii:16:10
- PAD E700:16:9
Processor family
- Iconia W4-821-Z3742G03aii:Intel Atom®
- PAD E700:Rockchip
Processor model
- Iconia W4-821-Z3742G03aii:Z3740
- PAD E700:RK3026
Processor cores
- Iconia W4-821-Z3742G03aii:4
- PAD E700:2
Processor frequency
- Iconia W4-821-Z3742G03aii:1.33 GHz
- PAD E700:1 GHz
Internal memory
- Iconia W4-821-Z3742G03aii:2 GB
- PAD E700:0.5 GB

Side by side

Differences highlightedShow differences only

Comparison of W4-821-Z3742G03aii, PAD E700
115 specifications	A Acer Iconia W4-821-Z3742G03aii Model W4-821-Z3742G03aii View product	B Haier PAD E700 View product
Display3 differ
Display diagonalDiffers	20.3 cm (8")	17.8 cm (7")
Panel typeKnown for one	IPS	Unknown — not stated by the source
Display resolutionDiffers	1280 x 800 pixels	1024 x 600 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Touch technology	Multi-touch	Multi-touch
Native aspect ratioDiffers	16:10	16:9
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
Processor4 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel Atom®	Rockchip
Processor modelDiffers	Z3740	RK3026
Processor coresDiffers	4	2
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor boost frequencyKnown for one	1.86 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.33 GHz	1 GHz
Processor cacheKnown for one	2 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Processor codeKnown for one	SR1M5	Unknown — not stated by the source
Processor codenameKnown for one	Bay Trail	Unknown — not stated by the source
Processor lithographyKnown for one	22 nm	Unknown — not stated by the source
Processor operating modesKnown for one	32-bit, 64-bit	Unknown — not stated by the source
Processor package sizeKnown for one	17 x 17 mm	Unknown — not stated by the source
Processor seriesKnown for one	Intel Atom Z3700 Series	Unknown — not stated by the source
Scenario Design Power (SDP)Known for one	2 W	Unknown — not stated by the source
SteppingKnown for one	B2	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	2 W	Unknown — not stated by the source
TjunctionKnown for one	90 °C	Unknown — not stated by the source
Processor architectureKnown for one	Unknown — not stated by the source	ARM Cortex-A9
Memory2 differ
Internal memoryDiffers	2 GB	0.5 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR3-SDRAM
Storage3 differ
Internal storage capacityDiffers	32 GB	4 GB
Storage mediaDiffers	SSD	Flash
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MicroSD (TransFlash)	MicroSD (TransFlash), MicroSDHC
Maximum memory card sizeKnown for one	Unknown — not stated by the source	32 GB
Graphics1 differ
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Graphics cardDiffers	HD Graphics	Mali 400 MP2
Audioidentical
Built-in speaker(s)	Yes	Yes
Built-in microphone	Yes	Yes
Audio systemKnown for one	High Deﬁnition (HD)	Unknown — not stated by the source
Number of built-in speakersKnown for one	Unknown — not stated by the source	1
Camera1 differ
Rear camera typeKnown for one	Single camera	Unknown — not stated by the source
Rear cameraDiffers	Yes	No
Rear camera resolutionKnown for one	2592 x 1944 pixels	Unknown — not stated by the source
Maximum video resolutionKnown for one	1920 x 1080 pixels	Unknown — not stated by the source
Video recording	Yes	Yes
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.3 MP
Swivel cameraKnown for one	Unknown — not stated by the source	No
Network1 differ
Mobile network connectionKnown for one	Yes	Unknown — not stated by the source
Mobile network generationKnown for one	3G	Unknown — not stated by the source
3G standardsKnown for one	HSDPA, HSPA+, HSUPA, WCDMA	Unknown — not stated by the source
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	No
Ports & interfacesidentical
USB 2.0 ports quantity	0	0
Micro-USB 2.0 ports quantity	1	1
HDMI ports quantity	0	0
Micro HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Headphone out	Yes	Yes
Mini-USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
Microphone inKnown for one	Unknown — not stated by the source	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Designidentical
Form factor	Slate	Slate
Product colour	Grey	Grey
Device type	Mobile tablet	Mobile tablet
Performance2 differ
Position locationDiffers	Yes	No
Assisted GPS (A-GPS)Known for one	Yes	Unknown — not stated by the source
GLONASSKnown for one	Yes	Unknown — not stated by the source
GPS (satellite)Differs	Yes	No
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Software2 differ
PlatformDiffers	Windows	Android
Operating system installedDiffers	Windows 8.1	Android
Operating system architectureKnown for one	32-bit	Unknown — not stated by the source
Operating system versionKnown for one	Unknown — not stated by the source	4.4
Processor special featuresidentical
Embedded options availableKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium
Battery capacityDiffers	18.6 Wh	3000 mAh
Number of battery cellsKnown for one	2	Unknown — not stated by the source
Battery voltageKnown for one	3.75 V	Unknown — not stated by the source
Continuous video playback time (max)Differs	8 h	4 h
Standby timeKnown for one	Unknown — not stated by the source	8 h
Browsing time (Wi-Fi) (max)Known for one	Unknown — not stated by the source	3.5 h
Poweridentical
AC adapter powerKnown for one	10 W	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	218.9 mm	190.9 mm
DepthDiffers	134.9 mm	9.3 mm
HeightDiffers	10.8 mm	111.6 mm
WeightDiffers	425 g	270 g
Packaging contentidentical
Keyboard includedKnown for one	No	Unknown — not stated by the source
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	USB
Other featuresidentical
2G standardsKnown for one	Edge, GPRS, GSM	Unknown — not stated by the source
Processor socketKnown for one	BGA 1380	Unknown — not stated by the source
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDKnown for one	76759	Unknown — not stated by the source
Sensorsidentical
AccelerometerKnown for one	Unknown — not stated by the source	Yes
Media formatsidentical
Audio formats supportedKnown for one	Unknown — not stated by the source	3GPP, AAC, APE, FLAC, M4A, MP3, OGA, OGG, WAV, WMA
Video compression formatsKnown for one	Unknown — not stated by the source	H.263, H.264, MPEG4, RM, RMVB
Video formats supportedKnown for one	Unknown — not stated by the source	MPEG4, RM, RMVB, WMV

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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